Summary of Significant Accounting Policies - Additional Information (Detail) $ / shares in Units, $ in Thousands			1 Months Ended	12 Months Ended
	Nov. 30, 2023 USD ($)	Jan. 01, 2023 USD ($)	Sep. 30, 2022 USD ($) $ / shares shares	Dec. 31, 2024 USD ($) Location $ / shares	Dec. 31, 2023 USD ($) $ / shares	Sep. 17, 2018
Accounting Policies [Line Items]
Date of incorporation				Apr. 06, 2018
Restricted investments				$ 5,209	$ 3,965
Federal home loan bank stock par value per unit | $ / shares				$ 100	$ 100
Other real estate owned				$ 0	$ 0
Mortgage loans in process foreclosure amount				$ 585
Percentage of tax benefit to be realized for recognition in the income statement				50.00%
Core deposit intangible assets expected life				10 years
Advertising expenses				$ 633	329
Net proceeds from issuance of common stock				152	10,132
Allowance on held-to-maturity securities				459	512
Retained earnings				19,947	4,843
Loans receivable				2,229,314	2,104,517
Assets held for sale, deposits				$ 2,100	2,100
IPO [Member]
Accounting Policies [Line Items]
Sale of common stock | shares			5,101,205
Offering price per share | $ / shares			$ 7.5
Underwriting discounts and commissions			$ 2,487
Other offering expenses			1,114
Net proceeds from issuance of common stock			$ 34,650
Private Placement [Member]
Accounting Policies [Line Items]
Net proceeds from issuance of common stock	$ 10,000
Furniture and Fixtures [Member] | Minimum [Member]
Accounting Policies [Line Items]
Estimated useful lives				3 years
Furniture and Fixtures [Member] | Maximum [Member]
Accounting Policies [Line Items]
Estimated useful lives				10 years
ASU 2016-13 [Member]
Accounting Policies [Line Items]
Change in accounting principle, accounting standards update, adopted				true
Change in accounting principle, accounting standards update, adoption date				Jan. 01, 2023
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect				true
ASU 2016-13 [Member] | Cumulative Effect Adjustment [Member]
Accounting Policies [Line Items]
Increase in allowance for credit losses		$ 5,700
Unfunded commitments to allowance for credit losses		910
Allowance on held-to-maturity securities		602
Retained earnings		(5,400)
PCD assets, allowance for credit loss		$ 308
ASU 2017-04 [Member]
Accounting Policies [Line Items]
Change in accounting principle, accounting standards update, adopted				true
Change in accounting principle, accounting standards update, adoption date				Jan. 01, 2023
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect				true
ASU 2023-07 [Member]
Accounting Policies [Line Items]
Change in accounting principle, accounting standards update, adopted				true
Change in accounting principle, accounting standards update, adoption date				Jan. 31, 2024
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect				true
Non Voting Common Stock Warrants [Member]
Accounting Policies [Line Items]
Class of warrants or rights exercise price per share | $ / shares				$ 10
Class of warrants or rights term				10 years
Atlantic Community Bankers Bank (ACBB) [Member]
Accounting Policies [Line Items]
Restricted investments				$ 375	389
Federal Home Loan Bank (FHLB) [Member]
Accounting Policies [Line Items]
Restricted investments				$ 4,834	$ 3,576
Residential real estate [Member]
Accounting Policies [Line Items]
Number of days past due for loans to be declared as deliquent				180 days
Consumer Loans [Member]
Accounting Policies [Line Items]
Number of days past due for loans to be declared as deliquent				120 days
Stonebridge Bank [Member]
Accounting Policies [Line Items]
Business acquistion percentage of voting interests acquired						100.00%
AHFCU [Member]
Accounting Policies [Line Items]
Purchase and assumption agreement date				May 09, 2024
Number of branch locations | Location				3
Percentage of deposits assumed at closing				7.00%
Loans receivable				$ 91,800
Assets held for sale, deposits				$ 93,600